package com.katesoft.scale4j.rttp.jobs;

import org.quartz.SchedulerException;

import static com.katesoft.scale4j.common.lang.RuntimeUtility.VAR_SERVICE_ID;
import static com.katesoft.scale4j.common.utils.StringUtility.isEmpty;
import static java.lang.String.format;
import static java.lang.System.currentTimeMillis;

/**
 * internal class, used for scheduler instance name generation
 *
 * @author kate2007
 */
public class RttpSchedulerInstanceIdGenerator extends org.quartz.simpl.SimpleInstanceIdGenerator
{
    @Override
    public String generateInstanceId() throws SchedulerException
    {
        if (isEmpty(System.getProperty(VAR_SERVICE_ID))) {return super.generateInstanceId();}
        return format("%s_scheduler_%s", System.getProperty(VAR_SERVICE_ID), currentTimeMillis());
    }
}
